JPH0131150B2 - - Google Patents

Info

Publication number
JPH0131150B2
JPH0131150B2 JP58160105A JP16010583A JPH0131150B2 JP H0131150 B2 JPH0131150 B2 JP H0131150B2 JP 58160105 A JP58160105 A JP 58160105A JP 16010583 A JP16010583 A JP 16010583A JP H0131150 B2 JPH0131150 B2 JP H0131150B2
Authority
JP
Japan
Prior art keywords
circuit
probe
transducers
delay
cross point
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP58160105A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6052784A (ja
Inventor
Yasuto Takeuchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GE Healthcare Japan Corp
Original Assignee
Yokogawa Medical Systems Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yokogawa Medical Systems Ltd filed Critical Yokogawa Medical Systems Ltd
Priority to JP58160105A priority Critical patent/JPS6052784A/ja
Priority to US06/617,083 priority patent/US4638467A/en
Priority to GB08414674A priority patent/GB2146121B/en
Priority to DE19843421923 priority patent/DE3421923A1/de
Publication of JPS6052784A publication Critical patent/JPS6052784A/ja
Publication of JPH0131150B2 publication Critical patent/JPH0131150B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/523—Details of pulse systems
    • G01S7/526—Receivers
    • G01S7/529—Gain of receiver varied automatically during pulse-recurrence period
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52046—Techniques for image enhancement involving transmitter or receiver

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
JP58160105A 1983-08-31 1983-08-31 方位角適応型フエ−ズド・アレイ・ソ−ナ− Granted JPS6052784A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP58160105A JPS6052784A (ja) 1983-08-31 1983-08-31 方位角適応型フエ−ズド・アレイ・ソ−ナ−
US06/617,083 US4638467A (en) 1983-08-31 1984-06-04 Azimuth adaptive phased array sonar
GB08414674A GB2146121B (en) 1983-08-31 1984-06-08 Azimuth-adaptive phased-array sonar
DE19843421923 DE3421923A1 (de) 1983-08-31 1984-06-13 Azimuthanpassbares, phasengesteuertes sonar

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58160105A JPS6052784A (ja) 1983-08-31 1983-08-31 方位角適応型フエ−ズド・アレイ・ソ−ナ−

Publications (2)

Publication Number Publication Date
JPS6052784A JPS6052784A (ja) 1985-03-26
JPH0131150B2 true JPH0131150B2 (enrdf_load_stackoverflow) 1989-06-23

Family

ID=15707956

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58160105A Granted JPS6052784A (ja) 1983-08-31 1983-08-31 方位角適応型フエ−ズド・アレイ・ソ−ナ−

Country Status (4)

Country Link
US (1) US4638467A (enrdf_load_stackoverflow)
JP (1) JPS6052784A (enrdf_load_stackoverflow)
DE (1) DE3421923A1 (enrdf_load_stackoverflow)
GB (1) GB2146121B (enrdf_load_stackoverflow)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4893284A (en) * 1988-05-27 1990-01-09 General Electric Company Calibration of phased array ultrasound probe
US5140558A (en) * 1988-08-29 1992-08-18 Acoustic Imaging Technologies Corporation Focused ultrasound imaging system and method
US5121361A (en) * 1989-09-29 1992-06-09 Acoustic Imaging Technologies Corporation Programmable beam former
US5148810A (en) * 1990-02-12 1992-09-22 Acuson Corporation Variable origin-variable angle acoustic scanning method and apparatus
DE4024353A1 (de) * 1990-08-01 1992-02-13 Krupp Atlas Elektronik Gmbh Schaltanordnung zum impulsfoermigen abstrahlen von schallwellen
EP0480086A1 (en) * 1990-10-05 1992-04-15 Acoustic Imaging Technologies Corporation Programmable beam former
US5257624A (en) * 1991-10-25 1993-11-02 Hewlett-Packard Company Gain control for ultrasound system
US5318033A (en) * 1992-04-17 1994-06-07 Hewlett-Packard Company Method and apparatus for increasing the frame rate and resolution of a phased array imaging system
US5322068A (en) * 1993-05-21 1994-06-21 Hewlett-Packard Company Method and apparatus for dynamically steering ultrasonic phased arrays
US5549111A (en) * 1994-08-05 1996-08-27 Acuson Corporation Method and apparatus for adjustable frequency scanning in ultrasound imaging
FR2748117B1 (fr) * 1996-04-29 1998-06-05 Imra Europe Sa Procede de mesure d'angle dans l'espace, par balayage d'un faisceau ultrasonore
US6152662A (en) * 1997-07-31 2000-11-28 Machine Magic, Llc Key duplication apparatus and method
FR2817973A1 (fr) * 2000-12-13 2002-06-14 Imra Europe Sa Methode de detection et de positionnement d'objets basee sur deux etapes de formation numerique de faisceaux d'un reseau phase de capteurs
JP2003235839A (ja) * 2002-02-18 2003-08-26 Matsushita Electric Ind Co Ltd 超音波診断装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4079352A (en) * 1972-11-27 1978-03-14 Hoffmann-La Roche, Inc. Echo sounding technique
US4116229A (en) * 1976-08-30 1978-09-26 Hewlett-Packard Company Acoustic imaging apparatus
US4180790A (en) * 1977-12-27 1979-12-25 General Electric Company Dynamic array aperture and focus control for ultrasonic imaging systems
US4180791A (en) * 1978-03-09 1979-12-25 General Electric Company Simplified sector scan ultrasonic imaging system
JPS5584157A (en) * 1978-12-18 1980-06-25 Picker Corp Automatic aperture control for ultrasonic wave
US4241610A (en) * 1979-02-05 1980-12-30 Varian Associates, Inc. Ultrasonic imaging system utilizing dynamic and pseudo-dynamic focusing
EP0017382A1 (en) * 1979-03-20 1980-10-15 THE GENERAL ELECTRIC COMPANY, p.l.c. Ultrasonic imaging system
JPS5611047A (en) * 1979-07-11 1981-02-04 Tokyo Shibaura Electric Co Ultrasonic diagnosing device
JPS5928295B2 (ja) * 1979-12-24 1984-07-12 株式会社 日立メディコ 超音波振動子励振用スイツチ回路
NL8006718A (nl) * 1980-12-11 1982-07-01 Philips Nv Inrichting voor het vormen van een afbeelding met behulp van ultrazone bundels.
JPS57101776A (en) * 1980-12-17 1982-06-24 Toshiba Corp Ultrasonic video signal device
GB2099528B (en) * 1981-05-29 1985-05-15 Lucas Ind Plc Vehicle load-responsive brake control valve assembly
JPS58141140A (ja) * 1982-02-17 1983-08-22 株式会社日立メディコ 超音波送受波器
GB2153528B (en) * 1984-02-02 1987-05-07 Yokogawa Medical Syst Ultrasonic phased-array receiver

Also Published As

Publication number Publication date
GB8414674D0 (en) 1984-07-11
JPS6052784A (ja) 1985-03-26
DE3421923C2 (enrdf_load_stackoverflow) 1989-02-23
DE3421923A1 (de) 1985-04-25
US4638467A (en) 1987-01-20
GB2146121A (en) 1985-04-11
GB2146121B (en) 1986-10-08

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